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New tetralone derivatives from the leaves of Cyclocarya paliurus
被引:10
|作者:
Zhou, Xian-Li
[1
]
Luo, Qin
[1
]
Huang, Si-Xin
[1
]
Wang, Peng-Cheng
[1
]
Xu, Qin
[1
,2
]
Huang, Xiao
[1
]
Liang, Cheng-Qin
[1
]
Chen, Xu
[1
]
机构:
[1] Guilin Med Univ, Coll Pharm, Guilin 541004, Peoples R China
[2] Guilin Med Univ, Guangxi Key Lab Mol Med Liver Injury & Repair, Guilin 541001, Peoples R China
基金:
中国国家自然科学基金;
关键词:
Juglandaceae;
Cyclocarya paliurus;
tetralone derivatives;
antioxidant;
ANTIOXIDANT ACTIVITY;
POLYSACCHARIDES;
D O I:
10.1080/10286020.2017.1409733
中图分类号:
Q94 [植物学];
学科分类号:
071001 ;
摘要:
Two new tetralone derivatives, named cyclopalosides A (1) and B (2), were isolated from the leaves of Cyclocarya paliurus by column chromatography on silica gel, reversed-phase C-18 silica gel and preparative HPLC. Their chemical structures were established on the basis of extensive analyses of spectroscopic data. Their structural characteristic is tetralone glycoside with a caffeoyl unit. The antioxidant activities of compound 1 were evaluated by using hydroxyl, superoxide anion, and DPPH radical scavenging assay. [GRAPHICS] .
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页码:157 / 164
页数:8
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